2996803

Information

• Patent Grant
• 2996803

• References
• Source

• Patent Number

  2,996,803

• Date Filed

  Not available

• Date Issued

  Tuesday, August 22, 1961
  63 years ago

• CPC

  • G01B3/166 - provided with a measuring scale
  • G01B5/26 - for measuring areas
  • G06G1/0005 - characterised by a specific application
  • G06G3/08 - for integrating or differentiating

• US Classifications

  • 033 - Geometrical instruments